<?php

/*
 * FileSender www.filesender.org
 *
 * Copyright (c) 2009-2012, AARNet, Belnet, HEAnet, SURFnet, UNINETT
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * *    Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * *    Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * *    Neither the name of AARNet, Belnet, HEAnet, SURFnet and UNINETT nor the
 *     names of its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

// Require environment (fatal)
if (!defined('FILESENDER_BASE')) {
    die('Missing environment');
}

require_once(FILESENDER_BASE.'/lib/ubench/src/Ubench.php');

/**
 * Easy Benchmarking
 */
class Benchmark
{
    protected $name = null;
    protected $config_key = null;
    protected $bench = null;
    
    public function __construct($name, $config_key)
    {
        $this->name = $name;
        $this->config_key = $config_key;
        if (Utilities::isTrue(Config::get($this->config_key))) {
            $this->bench = new Ubench;
        }
    }

    public function start()
    {
        if ($this->bench) {
            $this->bench->start();
        }
    }
    public function end()
    {
        if ($this->bench) {
            $this->bench->end();
        }
    }

    public function getTime()
    {
        if ($this->bench) {
            return $this->bench->getTime();
        }
        return "";
    }
    public function log()
    {
        if ($this->bench) {
            $this->end();
            Logger::info("benchmark for " . $this->name . " gives " . $this->getTime());
        }
    }
};
